Biology questions and answers

Biology Questions and Answers

How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.

4,336.

On which of the following plants did Gregor Mendal perform his classical experiment?

A.

Gram

B.

Maize

C.

Pea

D.

Wheat

Correct answer is C

No explanation has been provided for this answer.

4,337.

Photosynthesis is a _____________ process

A.

reductive and exergonic

B.

reductive and catabolic

C.

reductive, endergonic and catabolic

D.

reductive, endergonic and anabolic

Correct answer is D

No explanation has been provided for this answer.

4,338.

What is osmosis?

A.

A process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one.

B.

A process by which a solution tends to pass through a permeable membrane from a less concentrated solution into a more concentrated one.

C.

A process by which molecules of a solution tend to pass through a semipermeable membrane from a more concentrated solution into a less concentrated one.

D.

None of the above

Correct answer is A

No explanation has been provided for this answer.

4,339.

Plants have ____ while animals lack it.

A.

starch

B.

cellulose

C.

protein

D.

fat

Correct answer is B

No explanation has been provided for this answer.

4,340.

The process in which a plant grows towards source of light is known as

A.

geotropism

B.

thigmotropism

C.

chemotropism

D.

phototropism

Correct answer is D

No explanation has been provided for this answer.